Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1971_9_4_a11, author = {V. A. Skvortsov}, title = {Theorems concerning the uniqueness of {Haar} series for summation methods}, journal = {Matemati\v{c}eskie zametki}, pages = {449--458}, publisher = {mathdoc}, volume = {9}, number = {4}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1971_9_4_a11/} }
V. A. Skvortsov. Theorems concerning the uniqueness of Haar series for summation methods. Matematičeskie zametki, Tome 9 (1971) no. 4, pp. 449-458. http://geodesic.mathdoc.fr/item/MZM_1971_9_4_a11/